/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.je.bpm.engine.impl.interceptor;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 命令日志拦截器
 */
public class LogInterceptor extends AbstractCommandInterceptor {

    private static Logger log = LoggerFactory.getLogger(LogInterceptor.class);

    @Override
    public <T> T execute(CommandConfig config, Command<T> command) {
        if (!log.isDebugEnabled()) {
            // do nothing here if we cannot log
            return next.execute(config, command);
        }
        log.debug("\n");
        log.debug("--- starting {} --------------------------------------------------------", command.getClass().getSimpleName());
        try {
            return next.execute(config, command);
        } finally {
            log.debug("--- {} finished --------------------------------------------------------", command.getClass().getSimpleName());
            log.debug("\n");
        }
    }
}
